- 1. A hybrid ICEEMDAN and OMEDA-based vibrodiagnosis method for the bearing of rolling stock
- (Content №2 2024)
- ... Liu, R., Li, W., Cao, J., …, & Pu, X. (2021). A Parameter-Optimized Variational Mode Decomposition Investigation for Fault Feature Extraction of Rolling Element Bearings. Mathematical Problems in Engineering, 2021, ...
- Created on 01 May 2024
- 2. Gross regional product in Ukraine: two-dimensional analysis of regularities and territorial features
- (Content №1 2024)
- ... 1. Strategy of sustainable development of Ukraine until 2030 (2017). UNDP Ukraine. Retrieved from https://www.undp.org/sites/g/files/zskgke326/files/migration/ua/UNDP_Strategy_v06-optimized.pdf. 2. ...
- Created on 29 February 2024
- 3. Digital economy: opportunities for transformation of entepreneurial structures
- (Content №1 2024)
- ... level, opportunities monitoring, replicable level, results-driven, achieved controlling, and optimized level. Originality. A stage of digital transformation of entrepreneurial structures has been proposed: ...
- Created on 29 February 2024
- 4. Two-stage problems of optimal location and distribution of the humanitarian logistics system’s structural subdivisions
- (Content №1 2024)
- ... Minieiev, S., Koriashkina, L., & Us, S. (2020). Solution of the problem to optimize two-stage allocation of the material flows. Mining of Mineral Deposits, 14(1), 27-35. https://doi.org/10.33271/mining14.01.027. ...
- Created on 29 February 2024
- 5. Heat exchange under the longitudinal movement of wet steam in finning heat exchangers
- (Content №1 2024)
- ... heat exchangers. Practical value. The presented results make it possible to optimize the design of recuperative heat exchangers with longitudinal Π-shaped finning. Keywords: hydrodynamics of movement, ...
- Created on 29 February 2024
- 6. Data analysis solutions to improve blasting efficiency in mining
- (Content №6 2023)
- ... value with reasonable cost. To optimize blasting works design at each blast site with the calculation of delay time based on the model used. Methodology. Blasting for mining is an issue of utilizing ...
- Created on 23 December 2023
- 7. Mathematical substantiation and creation of information tools for optimal control of drilling and blasting in open-pit mine
- (Content №6 2023)
- ... 1. Shcherbakov, P., Tymchenko, S., Bitimbayev, M., Sarybayev, N., & Moldabayev, S. (2021). Mathematical model to optimize drill ing-and-blasting operations in the process of open-pit hard rock mining. ...
- Created on 23 December 2023
- 8. Principles of transport means maintenance optimization: equipment cost calculation
- (Content №5 2023)
- ... cycles. Practical value. The study’s findings can optimize the maintenance system, increase operational efficiency, and enhance the safety and reliability of means of transport, while reducing the costs ...
- Created on 27 October 2023
- 9. Designing the working surfaces of rotary planetary mechanisms
- (Content №4 2023)
- ... compressor, the working surfaces of the rotor have been optimized. The maximum volume of the working chamber was increased by increasing the radius of the moving gear of the planetary-rotary mechanism. ...
- Created on 28 August 2023
- 10. Hydrodynamics of vapor-liquid flows in curvilined channels of separation devices of power plants
- (Content №4 2023)
- ... the range of stable operation of separation devices is proposed. Based on the obtained correlations, the design of the blind package is optimized. Originality. Based on the analysis of the physical model ...
- Created on 28 August 2023
- 11. Profitability determinants of companies in IT industry: case of Ukraine
- (Content №2 2023)
- ... of enterprises in the industry. This indicates the need to optimize non-current assets, given the level of their involvement in the production process. It is proved that by expanding markets, it is possible ...
- Created on 28 April 2023
- 12. Phenol adsorption onto olive pomace activated carbon: modelling and optimization
- (Content №2 2023)
- ... namely: the activated carbon mass, the contact time, the phenol initial concentration and the stirring speed. In addition, the process was optimized with full factorial designs using the response surface ...
- Created on 28 April 2023
- 13. Connection of Kryvbas tectonics with natural and technogenic seismicity
- (Content №2 2023)
- ... to solve the problems of evolution and geodynamics of the lithosphere of the Ukrainian shield, mountain geology and to optimize mining. The identified faults of active inherited development are important ...
- Created on 28 April 2023
- 14. Data collection system with signal optimal-routine for the mining and environmental monitoring in Vietnam
- (Content №1 2023)
- ... Natsionalnoho Hirnychoho Universytetu. 2023, (1): 149 - 153 https://doi.org/10.33271/nvngu/2023-1/149 Abstract: Purpose. To develop a data acquisition which is optimized for suitable purposes in monitoring/warning ...
- Created on 25 February 2023
- 15. Legal management and regulation of the activities of professional participants in the stock market of Ukraine
- (Content №6 2022)
- ... and legal support, will optimize the standards of exchange activity and development of stock trading, reduce corruption and shadowing. Keywords: stock market, legal management, legal regulation, professional ...
- Created on 25 December 2022
- 16. Substantiation of research results on energy efficiency of basalt crushing
- (Content №6 2022)
- ... 10. Shcherbakov, P., Tymchenko, S., Bitimbayev, M., Sarybayev, N., & Moldabayev, S. (2021). Mathematical model to optimize drilling-and-blasting operations in the process of open-pit hard rock mining. ...
- Created on 25 December 2022
- 17. Research on the rational profile of exit trails of auto transport in deep open mines
- (Content №6 2022)
- ... https://doi.org/10.3389/fenvs.2022.878977. 13. Shcherbakov, P., Sarybayev, N., Tymchenko, S., Moldabayev, S., & Bitimbayev, M. (2021). Mathematical model to optimize drillingand-blasting operations ...
- Created on 25 December 2022
- 18. Mathematical modeling the quarry wall stability under conditions of heavily jointed rocks
- (Content №6 2022)
- ... Programming, 2022, 1-10. https://doi.org/10.1155/2022/8643586. 5. Shcherbakov, P., Tymchenko, S., Bitimbayev, M., Sarybayev, N., & Moldabayev, S. (2021). Mathematical model to optimize drilling-and-blasting ...
- Created on 25 December 2022
- 19. Ecological estimation of installing geothermal systems on territories of closed coal mines
- (Content №4 2022)
- ... The World Bank. Technical Report 002/12, 72828. Energy Sector Management Assistance Program (ESMAP) (n.d.). Retrieved from http://documents.worldbank.org/curated/en/396091468330258187/pdf/728280NWP0Box30k0TR0020120Optimized.pdf. ...
- Created on 29 August 2022
- 20. Optimization of material and technical supply management of industrial enterprises
- (Content №3 2022)
- ... 13. Scholz-Reiter, B., Windt, K., & Liu, H. (2011). A multiple-logistic-objective-optimized manufacturing planning and control system. Proceedings of the Institution of Mechanical Engineers, Part ...
- Created on 29 June 2022